Dec 11 06:31:59.413 INFO checking vwxyzjn/hello_cargo against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 06:31:59.414 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 06:32:00.004 INFO [stdout] 3a301e734f108cf0d9e23394ca471be9f8a98798ee216e93445249c0cb35656b
Dec 11 06:32:00.012 INFO running `"docker" "start" "-a" "3a301e734f108cf0d9e23394ca471be9f8a98798ee216e93445249c0cb35656b"`
Dec 11 06:32:01.416 INFO [stderr] usermod: no changes
Dec 11 06:32:01.512 INFO [stderr]     Checking hello_cargo v0.1.0 (/source)
Dec 11 06:32:01.800 INFO [stderr] warning: unused import: `std::io`
Dec 11 06:32:01.800 INFO [stderr]  --> src/main.rs:1:5
Dec 11 06:32:01.800 INFO [stderr]   |
Dec 11 06:32:01.800 INFO [stderr] 1 | use std::io;
Dec 11 06:32:01.800 INFO [stderr]   |     ^^^^^^^
Dec 11 06:32:01.820 INFO [stderr]   |
Dec 11 06:32:01.820 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 06:32:01.820 INFO [stderr] 
Dec 11 06:32:01.856 INFO [stderr] warning: unused import: `std::io`
Dec 11 06:32:01.856 INFO [stderr]  --> src/main.rs:1:5
Dec 11 06:32:01.856 INFO [stderr]   |
Dec 11 06:32:01.856 INFO [stderr] 1 | use std::io;
Dec 11 06:32:01.856 INFO [stderr]   |     ^^^^^^^
Dec 11 06:32:01.856 INFO [stderr]   |
Dec 11 06:32:01.856 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 06:32:01.856 INFO [stderr] 
Dec 11 06:32:02.008 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 11 06:32:02.017 INFO [stderr] su: No module specific data is present
Dec 11 06:32:03.243 INFO running `"docker" "inspect" "3a301e734f108cf0d9e23394ca471be9f8a98798ee216e93445249c0cb35656b"`
Dec 11 06:32:03.652 INFO running `"docker" "rm" "-f" "3a301e734f108cf0d9e23394ca471be9f8a98798ee216e93445249c0cb35656b"`
Dec 11 06:32:03.940 INFO [stdout] 3a301e734f108cf0d9e23394ca471be9f8a98798ee216e93445249c0cb35656b